#include<stdio.h>
int main()
{
	char arr[80];
	gets_s(arr);
	for (int i = 0; arr[i] != '\0'; i++)
	{
		if (arr[i] >= 'y' && arr[i] <= 'z' || arr[i] <= 'Z'&& arr[i] >= 'Y')
			arr[i] = arr[i] - 24;
		if(arr[i] >= 'a' || arr[i] <= 'x'|| arr[i] <= 'X' && arr[i] >= 'A')
		arr[i] = arr[i] + 2;
	}
	puts(arr);
	return 0;
}